Read point-in-time ETH, native USDC, and up to four caller-selected ERC-20 balances plus account nonce and contract-code status at one resolved Base mainnet block.

Remove duplicate CSV, TSV, JSON, JSON Lines, or YAML records using selected identity fields and report the removed count.

Compare two texts and return structured line additions, removals, and a unified diff.

Read the current eth_gasPrice value from a supported public Base, Ethereum, or Arbitrum JSON-RPC endpoint.

Fast real-time news scan across 44+ curated domains (configs/search_domain_profiles.json), every item source-attributed. Settlement proof: ProofOfSettledOutcome (kind 30120, data/proof_settled_outcomes.jsonl). The quick-scan tier below research.topic-deep-researcher's slow... | BlindOracle by Craig M. Brown (craigmbrown.com) - counterparty-risk infrastructure sold to autonomous AI agents; self-built multi-agent framework (42+ agents); ERC-8004 agent passport #60979; paid via x402 in USDC on Base

Cross-asset short-horizon movement and dispersion regime from independently validated 24-hour price changes. Purpose: Classify observed cross-asset movement intensity without mislabelling it as options implied volatility or annualised realised volatility. 5-minute freshness target; missing evidence is reported explicitly rather than invented.

Use when an agent needs b402 preflight. Returns Validate BNB/B402 payment intent freshness, recipient, amount, deadline, fee cap, public BNB balance, and recent activity without custody or payment relay. $0.01.

User following

Coin Days Destroyed (CDD) — Coin Days Destroyed (CDD) measures the volume-weighted age of coins spent on a given day. Data by Glassnode.

Run a live company intelligence and vendor-enrichment report from a domain, including DNS and registration evidence, TLS status, public website identity, technology fingerprints, optional GLEIF legal-entity matches, and optional SEC identity.

Search live Lobbying Disclosure Act filings from the U.S. Senate LDA database by filing year, client, or registrant. Returns filing type, period, reported income and expenses, registrant, client, and the official document link. This covers Senate LDA filings, not House-only records.

Find current official business-registration leads from Chicago and San Francisco open-data APIs. Results include source-dataset and source-record links; this product does not claim private emails or buyer intent.

When to use: you already have model inputs (S or forward mark, K, T, r, σ) and need fair value + hedge ratios — not market-premium IV. European BSM price + analytic Greeks (delta, gamma, vega, theta, rho). Works for equity spots and power/commodity forwards (use the maturity mark as spot). USDC exact on Solana/Base. Free fixed sample: GET /v1/demo/option-price.

Return a short scripture-grounded private reflection aid. The endpoint accepts no confession narrative or identity information and provides no absolution.

Check a specific dataset, paper, repository, or model URL against the indexed open-science corpus and receive a conservative, source-linked commercial-use and redistribution status. Never infers permission from an absent or ambiguous licence -- returns unknown rather than guessing.

Search CVEs, CISA Known Exploited Vulnerabilities status, and GitHub Security Advisory package/ecosystem metadata in one call. Composes three separately licence-cleared sources: the NVD CVE API (CVSS scoring, descriptions), CVE Program data from cve.org (delivered via NVD), the CISA KEV catalog (CC0 1.0), and the GitHub Security Advisory Database's github-reviewed set (CC-BY-4.0), ingested only via a local git checkout of the public repository -- never the live GitHub Security Advisories API. Do

Search a governed snapshot of implemented, validated Polymathica PDE and scientific-computing solvers. Returns validation versions, bounded evidence locations, implementation modules and provenance without claiming a fresh solver execution.

VIN decode (x402; 402 first, $0.005, Base then Solana)

List all AI models on Bittensor. OpenAI /v1/models compatible. Drop-in: just change base_url to gateway.spraay.app/bittensor/v1

Composite trust check for a merchant domain before an agent recommends or transacts with it: live DNS/SSL/RDAP domain signals, same-origin shipping/returns/contact policy-page presence, UK Companies House registration match (GB-only), and US FDA + UK OPSS product recall/safety alert flags. Built entirely from already-cleared internal capabilities and direct, robots.txt-respecting fetches of the merchant's own public pages -- no new third-party licensed dataset. Not a fraud or compliance determin